Type 2 Diabetes, Obesity and Cortisol Excess

This study is investigating whether people with both type 2 diabetes and obesity might have hidden excess cortisol (a stress hormone) that is contributing to high blood pressure. It also looks at a separate group of people with obesity who do not have diabetes. **You may be eligible if...** - You have type 2 diabetes and obesity, OR - You have obesity without type 2 diabetes (for the comparison group) **You may NOT be eligible if...** - You are pregnant or breastfeeding - You have sleep apnea - You have a known adrenal tumor or another confirmed cause of high blood pressure - You already show signs of excessive cortisol (Cushing's syndrome symptoms) - You have severe autoimmune, blood, or kidney disease (kidney filter rate under 60) - You use medications that affect the cortisol system - You have type 2 diabetes (this is an exclusion for the comparison group only) Talk to your doctor to see if this trial is right for you.